thodg/libgit2/include/git2/reflog.h

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• Hash : 33c33707
  Author :
  Date : 2012-07-04T12:20:43
  

  refs: deploy git_reference_has_log()

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• include/git2/reflog.h

• /*
   * Copyright (C) 2009-2012 the libgit2 contributors
   *
   * This file is part of libgit2, distributed under the GNU GPL v2 with
   * a Linking Exception. For full terms see the included COPYING file.
   */
  #ifndef INCLUDE_git_reflog_h__
  #define INCLUDE_git_reflog_h__
  
  #include "common.h"
  #include "types.h"
  #include "oid.h"
  
  /**
   * @file git2/reflog.h
   * @brief Git reflog management routines
   * @defgroup git_reflog Git reflog management routines
   * @ingroup Git
   * @{
   */
  GIT_BEGIN_DECL
  
  /**
   * Read the reflog for the given reference
   *
   * The reflog must be freed manually by using
   * git_reflog_free().
   *
   * @param reflog pointer to reflog
   * @param ref reference to read the reflog for
   * @return 0 or an error code
   */
  GIT_EXTERN(int) git_reflog_read(git_reflog **reflog, git_reference *ref);
  
  /**
   * Write a new reflog for the given reference
   *
   * If there is no reflog file for the given
   * reference yet, it will be created.
   *
   * `oid_old` may be NULL in case it's a new reference.
   *
   * `msg` is optional and can be NULL.
   *
   * @param ref the changed reference
   * @param oid_old the OID the reference was pointing to
   * @param committer the signature of the committer
   * @param msg the reflog message
   * @return 0 or an error code
   */
  GIT_EXTERN(int) git_reflog_write(git_reference *ref, const git_oid *oid_old, const git_signature *committer, const char *msg);
  
  /**
   * Rename the reflog for the given reference
   *
   * The reflog to be renamed is expected to already exist
   *
   * @param ref the reference
   * @param new_name the new name of the reference
   * @return 0 or an error code
   */
  GIT_EXTERN(int) git_reflog_rename(git_reference *ref, const char *new_name);
  
  /**
   * Delete the reflog for the given reference
   *
   * @param ref the reference
   * @return 0 or an error code
   */
  GIT_EXTERN(int) git_reflog_delete(git_reference *ref);
  
  /**
   * Get the number of log entries in a reflog
   *
   * @param reflog the previously loaded reflog
   * @return the number of log entries
   */
  GIT_EXTERN(unsigned int) git_reflog_entrycount(git_reflog *reflog);
  
  /**
   * Lookup an entry by its index
   *
   * @param reflog a previously loaded reflog
   * @param idx the position to lookup
   * @return the entry; NULL if not found
   */
  GIT_EXTERN(const git_reflog_entry *) git_reflog_entry_byindex(git_reflog *reflog, unsigned int idx);
  
  /**
   * Get the old oid
   *
   * @param entry a reflog entry
   * @return the old oid
   */
  GIT_EXTERN(const git_oid *) git_reflog_entry_oidold(const git_reflog_entry *entry);
  
  /**
   * Get the new oid
   *
   * @param entry a reflog entry
   * @return the new oid at this time
   */
  GIT_EXTERN(const git_oid *) git_reflog_entry_oidnew(const git_reflog_entry *entry);
  
  /**
   * Get the committer of this entry
   *
   * @param entry a reflog entry
   * @return the committer
   */
  GIT_EXTERN(git_signature *) git_reflog_entry_committer(const git_reflog_entry *entry);
  
  /**
   * Get the log msg
   *
   * @param entry a reflog entry
   * @return the log msg
   */
  GIT_EXTERN(char *) git_reflog_entry_msg(const git_reflog_entry *entry);
  
  /**
   * Free the reflog
   *
   * @param reflog reflog to free
   */
  GIT_EXTERN(void) git_reflog_free(git_reflog *reflog);
  
  /** @} */
  GIT_END_DECL
  #endif
  

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